import copy
from typing import Dict, Optional

from ...configuration_utils import PretrainedConfig
from ...utils import logging
from ..auto import CONFIG_MAPPING
from ..detr import DetrConfig
from ..swin import SwinConfig


__a    :	Union[str, Any]         =    {
    """facebook/maskformer-swin-base-ade""": (
        """https://huggingface.co/facebook/maskformer-swin-base-ade/blob/main/config.json"""
    )
    # See all MaskFormer models at https://huggingface.co/models?filter=maskformer
}

__a    :	List[Any]         =    logging.get_logger(__name__)




class   _UpperCamelCase (		_UpperCAmelCase					):


			"""simple docstring"""






			__a    :					Any     					=		'''maskformer'''
			__a    :					Union[str, Any]     					=		{'''hidden_size''': '''mask_feature_size'''}
			__a    :					Optional[int]     					=		['''resnet''', '''swin''']
			__a    :					int     					=		['''detr''']





			def __init__(  self ,  lowerCAmelCase__ = 2_56 ,  lowerCAmelCase__ = 2_56 ,  lowerCAmelCase__ = 0.1 ,  lowerCAmelCase__ = False ,  lowerCAmelCase__ = None ,  lowerCAmelCase__ = None ,  lowerCAmelCase__ = 0.02 ,  lowerCAmelCase__ = 1.0 ,  lowerCAmelCase__ = 1.0 ,  lowerCAmelCase__ = 1.0 ,  lowerCAmelCase__ = 20.0 ,  lowerCAmelCase__ = None ,  **lowerCAmelCase__ ,  )	->   Optional[int]:

							'''simple docstring'''


							if backbone_config is None:
											# fall back to https://huggingface.co/microsoft/swin-base-patch4-window12-384-in22k
											__lowercase					     =				SwinConfig(
											    image_size=3_84 ,  in_channels=3 ,  patch_size=4 ,  embed_dim=1_28 ,  depths=[2, 2, 18, 2] ,  num_heads=[4, 8, 16, 32] ,  window_size=12 ,  drop_path_rate=0.3 ,  out_features=['''stage1''', '''stage2''', '''stage3''', '''stage4'''] ,  )

							if isinstance(lowerCAmelCase__ ,  lowerCAmelCase__		):
											__lowercase					     =				backbone_config.pop('''model_type'''		)
											__lowercase					     =				CONFIG_MAPPING[backbone_model_type]
											__lowercase					     =				config_class.from_dict(lowerCAmelCase__		)

							# verify that the backbone is supported
							if backbone_config.model_type not in self.backbones_supported:
											logger.warning_once(
											    F"Backbone {backbone_config.model_type} is not a supported model and may not be compatible with MaskFormer. "
											    F"Supported model types: {','.join(self.backbones_supported		)}"		)

							if decoder_config is None:
											# fall back to https://huggingface.co/facebook/detr-resnet-50
											__lowercase					     =				DetrConfig()
							else:
											# verify that the decoder is supported
											__lowercase					     =				(
											    decoder_config.pop('''model_type'''		) if isinstance(lowerCAmelCase__ ,  lowerCAmelCase__		) else decoder_config.model_type
											)
											if decoder_type not in self.decoders_supported:
															raise ValueError(
															    F"Transformer Decoder {decoder_type} not supported, please use one of"
															    F" {','.join(self.decoders_supported		)}"		)
											if isinstance(lowerCAmelCase__ ,  lowerCAmelCase__		):
															__lowercase					     =				CONFIG_MAPPING[decoder_type]
															__lowercase					     =				config_class.from_dict(lowerCAmelCase__		)

							__lowercase					     =				backbone_config
							__lowercase					     =				decoder_config
							# main feature dimension for the model
							__lowercase					     =				fpn_feature_size
							__lowercase					     =				mask_feature_size
							# initializer
							__lowercase					     =				init_std
							__lowercase					     =				init_xavier_std
							# Hungarian matcher && loss
							__lowercase					     =				cross_entropy_weight
							__lowercase					     =				dice_weight
							__lowercase					     =				mask_weight
							__lowercase					     =				use_auxiliary_loss
							__lowercase					     =				no_object_weight
							__lowercase					     =				output_auxiliary_logits

							__lowercase					     =				self.decoder_config.encoder_attention_heads
							__lowercase					     =				self.decoder_config.num_hidden_layers
							super().__init__(**lowerCAmelCase__		)





			@classmethod
			def 			_SCREAMING_SNAKE_CASE     (  cls ,  lowerCAmelCase__ ,  lowerCAmelCase__ ,  **lowerCAmelCase__		)	->   Dict:

							'''simple docstring'''


							return cls(
							    backbone_config=lowerCAmelCase__ ,  decoder_config=lowerCAmelCase__ ,  **lowerCAmelCase__ ,  )





			def 			_SCREAMING_SNAKE_CASE     (  self		)	->   Dict[str, any]:

							'''simple docstring'''


							__lowercase					     =				copy.deepcopy(self.__dict__		)
							__lowercase					     =				self.backbone_config.to_dict()
							__lowercase					     =				self.decoder_config.to_dict()
							__lowercase					     =				self.__class__.model_type
							return output
from typing import Any




class   _UpperCamelCase :


			"""simple docstring"""






			def __init__(  self ,  lowerCAmelCase__		)	->   int:

							'''simple docstring'''


							__lowercase					     =				data
							__lowercase					     =				None





			def __repr__(  self		)	->   str:

							'''simple docstring'''


							return F"Node({self.data})"




class   _UpperCamelCase :


			"""simple docstring"""






			def __init__(  self		)	->   Optional[Any]:

							'''simple docstring'''


							__lowercase					     =				None





			def __iter__(  self		)	->   Any:

							'''simple docstring'''


							__lowercase					     =				self.head
							while node:
											yield node.data
											__lowercase					     =				node.next





			def __len__(  self		)	->   int:

							'''simple docstring'''


							return sum(1 for _ in self		)





			def __repr__(  self		)	->   str:

							'''simple docstring'''


							return "->".join([str(lowerCAmelCase__		) for item in self]		)





			def __getitem__(  self ,  lowerCAmelCase__		)	->   Any:

							'''simple docstring'''


							if not 0 <= index < len(self		):
											raise ValueError('''list index out of range.'''		)
							for i, node in enumerate(self		):
											if i == index:
															return node
							return None





			def __setitem__(  self ,  lowerCAmelCase__ ,  lowerCAmelCase__		)	->   None:

							'''simple docstring'''


							if not 0 <= index < len(self		):
											raise ValueError('''list index out of range.'''		)
							__lowercase					     =				self.head
							for _ in range(lowerCAmelCase__		):
											__lowercase					     =				current.next
							__lowercase					     =				data





			def 			_SCREAMING_SNAKE_CASE     (  self ,  lowerCAmelCase__		)	->   None:

							'''simple docstring'''


							self.insert_nth(len(self		) ,  lowerCAmelCase__		)





			def 			_SCREAMING_SNAKE_CASE     (  self ,  lowerCAmelCase__		)	->   None:

							'''simple docstring'''


							self.insert_nth(0 ,  lowerCAmelCase__		)





			def 			_SCREAMING_SNAKE_CASE     (  self ,  lowerCAmelCase__ ,  lowerCAmelCase__		)	->   None:

							'''simple docstring'''


							if not 0 <= index <= len(self		):
											raise IndexError('''list index out of range'''		)
							__lowercase					     =				Node(lowerCAmelCase__		)
							if self.head is None:
											__lowercase					     =				new_node
							elif index == 0:
											__lowercase					     =				self.head  # link new_node to head
											__lowercase					     =				new_node
							else:
											__lowercase					     =				self.head
											for _ in range(index - 1		):
															__lowercase					     =				temp.next
											__lowercase					     =				temp.next
											__lowercase					     =				new_node





			def 			_SCREAMING_SNAKE_CASE     (  self		)	->   None:  # print every node data

							'''simple docstring'''


							print(self		)





			def 			_SCREAMING_SNAKE_CASE     (  self		)	->   Any:

							'''simple docstring'''


							return self.delete_nth(0		)





			def 			_SCREAMING_SNAKE_CASE     (  self		)	->   Any:  # delete from tail

							'''simple docstring'''


							return self.delete_nth(len(self		) - 1		)





			def 			_SCREAMING_SNAKE_CASE     (  self ,  lowerCAmelCase__ = 0		)	->   Any:

							'''simple docstring'''


							if not 0 <= index <= len(self		) - 1:  # test if index is valid
											raise IndexError('''List index out of range.'''		)
							__lowercase					     =				self.head  # default first node
							if index == 0:
											__lowercase					     =				self.head.next
							else:
											__lowercase					     =				self.head
											for _ in range(index - 1		):
															__lowercase					     =				temp.next
											__lowercase					     =				temp.next
											__lowercase					     =				temp.next.next
							return delete_node.data





			def 			_SCREAMING_SNAKE_CASE     (  self		)	->   bool:

							'''simple docstring'''


							return self.head is None





			def 			_SCREAMING_SNAKE_CASE     (  self		)	->   None:

							'''simple docstring'''


							__lowercase					     =				None
							__lowercase					     =				self.head

							while current:
											# Store the current node's next node.
											__lowercase					     =				current.next
											# Make the current node's next point backwards
											__lowercase					     =				prev
											# Make the previous node be the current node
											__lowercase					     =				current
											# Make the current node the next node (to progress iteration)
											__lowercase					     =				next_node
							# Return prev in order to put the head at the end
							__lowercase					     =				prev





def 							UpperCAmelCase		(       ):







				"""simple docstring"""



				__lowercase					     =				LinkedList()
				assert linked_list.is_empty() is True
				assert str(lowercase				) == ""

				try:
								linked_list.delete_head()
								raise AssertionError  # This should not happen.
				except IndexError:
								assert True  # This should happen.

				try:
								linked_list.delete_tail()
								raise AssertionError  # This should not happen.
				except IndexError:
								assert True  # This should happen.

				for i in range(10				):
								assert len(lowercase				) == i
								linked_list.insert_nth(lowercase				,     i + 1				)
				assert str(lowercase				) == "->".join(str(lowercase				) for i in range(1				,     11				)				)

				linked_list.insert_head(0				)
				linked_list.insert_tail(11				)
				assert str(lowercase				) == "->".join(str(lowercase				) for i in range(0				,     12				)				)

				assert linked_list.delete_head() == 0
				assert linked_list.delete_nth(9				) == 10
				assert linked_list.delete_tail() == 11
				assert len(lowercase				) == 9
				assert str(lowercase				) == "->".join(str(lowercase				) for i in range(1				,     10				)				)

				assert all(linked_list[i] == i + 1 for i in range(0				,     9				)				) is True

				for i in range(0				,     9				):
								__lowercase					     =				-i
				assert all(linked_list[i] == -i for i in range(0				,     9				)				) is True

				linked_list.reverse()
				assert str(lowercase				) == "->".join(str(lowercase				) for i in range(-8				,     1				)				)





def 							UpperCAmelCase		(       ):







				"""simple docstring"""



				__lowercase					     =				[
				    -9,
				    100,
				    Node(77345112				),
				    '''dlrow olleH''',
				    7,
				    5555,
				    0,
				    -192.55555,
				    '''Hello, world!''',
				    77.9,
				    Node(10				),
				    None,
				    None,
				    12.20,
				]
				__lowercase					     =				LinkedList()

				for i in test_input:
								linked_list.insert_tail(lowercase				)

				# Check if it's empty or not
				assert linked_list.is_empty() is False
				assert (
				    str(lowercase				) == "-9->100->Node(77345112)->dlrow olleH->7->5555->0->"
				    "-192.55555->Hello, world!->77.9->Node(10)->None->None->12.2"
				)

				# Delete the head
				__lowercase					     =				linked_list.delete_head()
				assert result == -9
				assert (
				    str(lowercase				) == "100->Node(77345112)->dlrow olleH->7->5555->0->-192.55555->"
				    "Hello, world!->77.9->Node(10)->None->None->12.2"
				)

				# Delete the tail
				__lowercase					     =				linked_list.delete_tail()
				assert result == 12.2
				assert (
				    str(lowercase				) == "100->Node(77345112)->dlrow olleH->7->5555->0->-192.55555->"
				    "Hello, world!->77.9->Node(10)->None->None"
				)

				# Delete a node in specific location in linked list
				__lowercase					     =				linked_list.delete_nth(10				)
				assert result is None
				assert (
				    str(lowercase				) == "100->Node(77345112)->dlrow olleH->7->5555->0->-192.55555->"
				    "Hello, world!->77.9->Node(10)->None"
				)

				# Add a Node instance to its head
				linked_list.insert_head(Node('''Hello again, world!'''				)				)
				assert (
				    str(lowercase				)
				    == "Node(Hello again, world!)->100->Node(77345112)->dlrow olleH->"
				    "7->5555->0->-192.55555->Hello, world!->77.9->Node(10)->None"
				)

				# Add None to its tail
				linked_list.insert_tail(lowercase				)
				assert (
				    str(lowercase				)
				    == "Node(Hello again, world!)->100->Node(77345112)->dlrow olleH->"
				    "7->5555->0->-192.55555->Hello, world!->77.9->Node(10)->None->None"
				)

				# Reverse the linked list
				linked_list.reverse()
				assert (
				    str(lowercase				)
				    == "None->None->Node(10)->77.9->Hello, world!->-192.55555->0->5555->"
				    "7->dlrow olleH->Node(77345112)->100->Node(Hello again, world!)"
				)





def 							UpperCAmelCase		(       ):







				"""simple docstring"""



				from doctest import testmod

				testmod()

				__lowercase					     =				LinkedList()
				linked_list.insert_head(input('''Inserting 1st at head '''				).strip()				)
				linked_list.insert_head(input('''Inserting 2nd at head '''				).strip()				)
				print('''\nPrint list:'''				)
				linked_list.print_list()
				linked_list.insert_tail(input('''\nInserting 1st at tail '''				).strip()				)
				linked_list.insert_tail(input('''Inserting 2nd at tail '''				).strip()				)
				print('''\nPrint list:'''				)
				linked_list.print_list()
				print('''\nDelete head'''				)
				linked_list.delete_head()
				print('''Delete tail'''				)
				linked_list.delete_tail()
				print('''\nPrint list:'''				)
				linked_list.print_list()
				print('''\nReverse linked list'''				)
				linked_list.reverse()
				print('''\nPrint list:'''				)
				linked_list.print_list()
				print('''\nString representation of linked list:'''				)
				print(lowercase				)
				print('''\nReading/changing Node data using indexing:'''				)
				print(F"Element at Position 1: {linked_list[1]}"				)
				__lowercase					     =				input('''Enter New Value: '''				).strip()
				print('''New list:'''				)
				print(lowercase				)
				print(F"length of linked_list is : {len(lowercase				)}"				)


if __name__ == "__main__":
		main()